.m0a {
  margin: 0 auto;
}
.tips {
  margin: 10px 0;
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: 650;
}
.red {
  color: red;
}
.green {
  color: green;
}
h1,
td {
  text-align: center;
}
#todo-list-search {
  padding-left: 10px;
  width: 688px;
  height: 50px;
  outline: none;
}
